Chakraborty, Shyamal. <br/><br/>
Bigyan o kusamskar /  
edited by Shyamal Chakraborty. 
 - /   . 
 - Calcutta :   National Book Agency ,   2006. 
 - 140p. :   figs.,charts ;   22cm  1 CD .  
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<br/><br/><label>ISBN: </label> Rs. 60.00 (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>SCIENCE-PHILOSOPHY  
<br/><br/><label>Dewey Class. No.: </label>306.45  / CHA/B